321121325052300 has 144 divisors (see below), whose sum is σ = 951788275401600. Its totient is φ = 83542355212800.

The previous prime is 321121325052299. The next prime is 321121325052323. The reversal of 321121325052300 is 3250523121123.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 872857791 + ... + 873225609.

It is an arithmetic number, because the mean of its divisors is an integer number (6609640801400).

Almost surely, 2^{321121325052300} is an apocalyptic number.

321121325052300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

321121325052300 is an abundant number, since it is smaller than the sum of its proper divisors (630666950349300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321121325052300 is a wasteful number, since it uses less digits than its factorization.

321121325052300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438856 (or 438849 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 321121325052300 its reverse (3250523121123), we get a palindrome (324371848173423).

The spelling of 321121325052300 in words is "three hundred twenty-one trillion, one hundred twenty-one billion, three hundred twenty-five million, fifty-two thousand, three hundred".